/[ascend]/trunk/models/johnpye/fprops/fluids/butene.c
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revision 2300 by jpye, Fri Aug 20 13:50:05 2010 UTC revision 2301 by jpye, Sat Aug 21 13:28:35 2010 UTC
# Line 8  Lemmon, E.W. and Ihmels, E.C., Line 8  Lemmon, E.W. and Ihmels, E.C.,
8  Fluid Phase Equilibria, 228-229C:173-187, 2005.  Fluid Phase Equilibria, 228-229C:173-187, 2005.
9  */  */
10    
11  #include "../helmholtz.h"  #include "../helmholtz.h"
12    
13  #define BUTENE_M 56.10632 /* kg/kmol */  #define BUTENE_M 56.10632 /* kg/kmol */
14  #define BUTENE_R (8314.472/BUTENE_M) /* J/kg/K */  #define BUTENE_R (8314.472/BUTENE_M) /* J/kg/K */
15  #define BUTENE_TSTAR 419.29 /* K */  #define BUTENE_TSTAR 419.29 /* K */
# Line 42  const HelmholtzData helmholtz_data_buten Line 42  const HelmholtzData helmholtz_data_buten
42    
43      , /* T_c */ BUTENE_TSTAR      , /* T_c */ BUTENE_TSTAR
44      , /* rho_c */ 4.24*BUTENE_M /* kg/m3 */      , /* rho_c */ 4.24*BUTENE_M /* kg/m3 */
45      , /* T_t */ 0      , /* T_t */ 87.8
46    
47      , 0.192 /* acentric factor */      , 0.192 /* acentric factor */
48      , &ideal_data_butene      , &ideal_data_butene

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